Hangzhou
16,854 km²
Rio de Janeiro
1,221 km²
People's Republic of China
Brazil
Area Comparison
Hangzhou is 13.8x larger than Rio de Janeiro
Population Comparison
Hangzhou has 1.8x more people than Rio de Janeiro
In terms of area, Hangzhou is 13.8x the size of Rio de Janeiro. Hangzhou spans 16,854 km² (6,507 mi²) while Rio de Janeiro covers 1,221 km² (471 mi²) — a difference of 15,633 km². You could fit Rio de Janeiro inside Hangzhou approximately 13 times.
To put Hangzhou's size in perspective, its area of 16,854 km² is about 2.7x the size of Shanghai. Meanwhile, Rio de Janeiro at 1,221 km² is about 1.3x smaller than London.
Picture Hangzhou another way: its area is large enough to fit about 2,400,000 American football fields, 160 times the area of Paris, or 140 times the area of San Francisco. Rio de Janeiro, by comparison, equals about 171,000 American football fields, 21 times the area of Manhattan, or 12 times the area of Paris.
Hangzhou is the capital city and most populous city of Zhejiang province, China, situated at the intersection of the southern terminus of the Grand Canal and the head of Hangzhou Bay. Renowned as one of the Eight Ancient Capitals of China, Hangzhou is celebrated for its cultural heritage and its West Lake, a UNESCO World Heritage site.
Known as "Paradise on Earth", Hangzhou covers 16,854 km² with a population of 11.9 million. Hangzhou is known for West Lake, Grand Canal terminus, Lingyin Temple, among other attractions.
Hangzhou's West Lake is a UNESCO World Heritage site, drawing visitors to its celebrated cultural landscape.
Rio de Janeiro, also known simply as Rio, is the capital of the state of Rio de Janeiro. It is the second-most-populous city in Brazil after São Paulo and the sixth-most-populous city in the Americas.
Also known as "Cidade Maravilhosa", Rio de Janeiro has an area of 1,221 km² and is home to 6.8 million people. The city dates back to 1565. Visitors come for Christ the Redeemer, Sugarloaf Mountain, Copacabana beach, and much more. Getting around is easy with the MetrôRio.
Rio de Janeiro is the second-most-populous city in Brazil after São Paulo and the sixth-most-populous in the Americas.
Hangzhou has a population density of 708 people per km² — a relatively spread-out city. Rio de Janeiro, with 5,528 people per km², is a densely populated city. Rio de Janeiro is dramatically more crowded, with 7.8x the population density.
Size Ratio
Rio de Janeiro fits inside Hangzhou ~13 times
Density Gap
Rio de Janeiro is 7.8x more densely populated
Hangzhou covers 16,854 km². Cities with a similar urban footprint include Beijing (16,411 km²), Brisbane (15,826 km²), Chengdu (14,378 km²), Sydney (12,368 km²), or Xi'an (10,097 km²).
Rio de Janeiro covers 1,221 km². Cities with a similar urban footprint include San Antonio (1,209 km²), Lagos (1,172 km²), Rome (1,285 km²), Los Angeles (1,302 km²), or Hong Kong (1,114 km²).
The straight-line distance from Hangzhou to Rio de Janeiro is 18,169 km (11,290 miles), with an estimated flight time of ~21h 53m.
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